The phrase "a section that was" is correct and usable in written English.
It can be used when referring to a specific part of a text or document that existed or was previously mentioned.
Example: "In the report, there is a section that was dedicated to the analysis of market trends."
Alternatives: "a part that was" or "a segment that was".
"Your shifting explanations about your sworn statements appear less than candid," the ethics letter to Mr. Burris said in a section that was boldfaced and underlined for emphasis.
The park's most damaged areas are in a section that was added in the late 1980s on top of empty lots where several buildings — including Mr. Quiñones's childhood home — had burned down.
"Bankhead seemed obsessed by her," Szwed writes, and the extent of her devotion is revealed in a section that was cut from Holiday's book, an extraordinary story of Bankhead's attempt to intervene personally with J. Edgar Hoover to exonerate Holiday of the drug charges that played havoc with her career.
Liverpool ended third in Group B, a section that was well-received when it was drawn, with only five points from six games.
This is of course speculation, but after the time of Chiyou, there was a section that was left outside of the Han ethnicity that may support this.
In October, The Times introduced a section that was refreshing and dynamic, and at the same time comforting and familiar.
There is expectation at Wigan and there is a majority who are outstanding but there is a section that is ultra-critical.
We were spending a morning in a section that is also jet territory...when the peace was disturbed by a frightening series of sonic booms.
At Trump events, the press is confined to a section that is surrounded by metal barriers, preventing journalists from mingling with the crowd.
Andrew Asnes, admirable in his explosive power, is surrounded by Mr. Chen See, Mr. LeBeau, Takehiro Ueyama and Michael Trusnovec in a section that is definitely Presto.
In a section that is heartening news for optimists about the human race, Gopnik reports that children are naturally empathetic from birth and tend to exhibit altruism (though fitfully) from the age of 1.
